Luke and Chrissy were once a successful country music duo who were also lovers. However, after a heated argument on Christmas Eve, Chrissy disappears, leaving Luke heartbroken and with a broken career. Years later, Luke is now a struggling musician who is back in his hometown trying to revive his career. Serendipitously, Chrissy shows up in town and reveals that she has been hiding out in Nashville and has become a successful solo artist.
Despite their past hurt, Luke and Chrissy agree to work together for a Christmas benefit concert to help a local non-profit and to boost both of their careers. As they rehearse and try to put their differences aside, they also start to remember the good times they shared as a couple. They begin to rekindle their romance and realize that they still have feelings for each other.
As the concert approaches, the two face some challenges that threaten the performance, including technical difficulties and an unexpected injury. They rely on each other's strengths and skills to get through the setbacks and, in the process, learn to forgive each other for the past and move forward with their lives.
A Country Christmas Harmony is a heartwarming story about second chances, forgiveness, and the power of music to bring people together. It is a perfect holiday movie that will leave you feeling all warm and fuzzy inside.